
Plinko is a game that involves dropping a round or spherical object down a board, where it bounces its way towards a series of chutes at the bottom that label the prizes. A Plinko board can be built at home by following some simple steps. First, you need to decide on the size of the board and the type of object that will be dropped down it. Then, you need to cut the wood to the desired size and shape, and secure the frame with wood glue and nails. Next, you need to mark the locations of the pegs or nails and drill holes for them. The pegs or nails should be staggered so that the object has to bounce off them and doesn't have a straight path down. Finally, you can add some finishing touches, such as a stand or chain to prop up the board, and test it out!
| Characteristics | Values |
|---|---|
| Board size | 4' x 2' or 30" x 48" |
| Board material | Plywood, MDF, dimensional lumber |
| Puck/disk/sphere material | Plexiglass, backgammon pieces, air hockey pucks, ping pong balls, plastic practice golf balls |
| Puck/disk/sphere size | 3 1/2" diameter, 9 cm diameter, 2.5" diameter, 1 3/4" diameter |
| Nail spacing | Staggered, 10 cm apart, 2 1/2" apart, or determined by puck/disk/sphere size |
| Nail placement | Nails placed on every other line, with marks made every 2 1/2" |
| Nail depth | Nails should not be driven all the way into the board, but should protrude slightly more than the diameter of the puck/disk/sphere |
| Additional components | Chains, eye hooks, washers, wing nuts, bolts, screws, glue, sandpaper, plexiglass, dowels, triangular cutters, separators, ladder-style stand |
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What You'll Learn

Spacing nails to allow disks to pass through
The spacing of nails on a Plinko board is crucial to allow disks to pass through and create a fun and functional game. The nails should be placed close enough together to guide the disks down the board, but with enough space for the disks to bounce off the nails and change direction. This randomness is an important part of the game's appeal.
To determine the correct spacing, consider the size of the disks and the width of the board. The nails should be spaced wider than the diameter of the disks to allow them to pass through freely. For example, if using disks with a 2.5-inch diameter, a spacing of approximately 3.25 inches between nails and the sideboards is recommended, leaving a 0.75-inch gap for the disks to navigate. Adjust this spacing accordingly for smaller or larger disks and boards.
It is important to stagger the nails to avoid creating a straight path for the disks. This adds to the unpredictability of the game. When marking the locations for the nails, draw rows of offset pegs to ensure that the disks hit a nail as they travel down the board. As you near the sides of the board, pay close attention to the spacing to prevent the disks from getting stuck. Ensure there is less than half of the disk's diameter' worth of gap between the wall and the last nail.
Additionally, consider the thickness of the disks, as this affects their bounce ability. Thinner disks tend to be bouncier, resulting in more unpredictable movement, while thicker disks provide more directed bouncing. Choose the appropriate disk thickness based on the desired level of randomness in your game.
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Using glue to secure the board
Gluing the Frame:
Firstly, determine the size of your Plinko board and cut the necessary pieces of wood to create a frame. For a simple and compact design, you can cut two pieces of 1 x 2" wood to 48" in length and another piece to 24" in length. Pre-drill holes in these pieces and then use wood glue to secure them together in a "U" shape, with the smaller piece in the middle of the longer ones. Cut three more pieces of 1 x 2" wood to 25" in length and attach them to the back of the "U" shape using glue and screws. This will provide additional support and prevent the board from sagging.
Gluing the Board Surface:
For the board surface, you can use a thin sheet of plywood or MDF (Medium-Density Fibreboard). Cut the plywood or MDF board to fit snugly within the frame. Apply a generous amount of wood glue to the edges of the board and the inside of the frame. Carefully place the board into the frame and use clamps to hold it securely in place while the glue dries.
Gluing the Pegs or Nails:
Before gluing the pegs or nails, it is essential to mark their positions accurately. Use a combination square to draw straight lines and mark the locations for drilling. Once you have determined the placement, drill holes that are slightly smaller than the diameter of your pegs or nails. Apply wood glue to the inside of the holes and gently tap the pegs or nails into place using a hammer or rubber mallet. Ensure that the pegs or nails protrude slightly so that the game pieces can bounce off them.
Gluing Additional Components:
If you choose to add a plexiglass cover to your Plinko board, you can secure it with glue or other fasteners like screws. Additionally, you can enhance the smoothness of the board surface by gluing a thin sheet of marker board on top of the plywood or MDF. This will allow the pucks or disks to slide more effortlessly.
Remember to allow adequate drying time for the glue according to the manufacturer's instructions. Using glue in conjunction with nails or screws will result in a stronger and more durable Plinko board that will withstand enthusiastic gameplay!
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Cutting the board to size
The first step in building a Plinko board is to decide how large you want it to be. The original game board from the show "The Price is Right" was about 10 feet tall, but you can scale it down as needed. The size of your board will depend on the puck or ball that will slide down it. For example, if you plan to use ping pong balls, you'll need to cut your dowels longer to accommodate, whereas if you use quarters, you can cut your dowels much shorter.
Once you've decided on the size of your board, you can start cutting your plywood or MDF board to size. If you're using plywood, you can cut a sheet of 3/4-inch plywood to size and glue on a thin sheet of marker board to help the pucks slide smoothly. Alternatively, you can use a 2' x 4' piece of smooth plywood and draw a grid using a pencil and a T-square to mark where your pegs will go.
If you're using MDF, you'll want to cut your board to a size that will fit into your frame. For example, if your frame is made of two 1 x 2" pieces cut to 48" long and another piece cut to 24", then your MDF board should be slightly smaller to fit inside the frame, so cut it to 2' x 4' or 30" x 48".
After cutting your board to size, you'll need to mark where the pegs or nails will go. This will depend on the size of the disks or balls you plan to use. You'll want to space the pegs or nails far enough apart that the disks can fit through easily but stagger them so that the disks have to hit a peg and don't have a straight runway.
Once you've marked the peg or nail locations, you can start drilling holes and adding the pegs or nails to your board.
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Adding safety features
When making a Plinko board, it's important to consider safety features to ensure that players are not at risk of injury. Here are some ways to add safety features to your Plinko board:
- Use shatter-resistant materials: Opt for shatter-resistant materials such as plexiglass or durable plastics instead of standard glass. This will prevent the risk of shards in case the board or pegs break during vigorous gameplay.
- Smooth surfaces and edges: Ensure that all surfaces and edges are smooth to prevent scratches or injuries. Sand down any rough edges on the board, plexiglass, or plywood using sandpaper. This will also help the puck slide smoothly during gameplay.
- Secure pegs and dowels: Properly secure the pegs and dowels to the board to prevent them from becoming loose or detaching during gameplay. Use a combination of wood glue and nails or screws to attach the pegs firmly to the board.
- Safety chain: Add a safety chain to the stand, as mentioned in one source, to prevent the board from over-extending and collapsing or falling flat. Screw one end of the chain to the back of the main board and the other end to the stand. This will control the angle of the board and prevent accidental collapses.
- Safety gear during construction: When building the Plinko board, wear appropriate safety gear such as gloves and eye protection, especially when working with power tools or charring the wood with a propane torch.
- Electrical safety: If you're adding electrical components, such as LEDs and microswitches, ensure that all wiring is properly insulated and secured. This will prevent exposed wires from becoming a safety hazard.
By incorporating these safety features into your Plinko board design and construction, you can help ensure a safe and enjoyable experience for all players.
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Making the board slide smoothly
Making a Plinko board slide smoothly is all about the preparation of the board surface and the spacing of the nails. The size of the board surface depends on how large you want your Plinko game to be. The spacing of the nails depends on the size of the disks or pucks you will use.
To make the board slide smoothly, you can glue a thin sheet of marker board to a plywood base. You can also use smooth plywood as your base. The pucks or disks need to be able to slide smoothly down the board and fit through the gaps between the nails, so the spacing is important. The nails should be placed close enough together that the disks can't pass through without hitting them, but not so close that the disks get stuck.
The spacing of the nails depends on the size of the disks or pucks you will be using. For example, if you are using a puck with a 3.5-inch diameter, the gaps between the nails must be larger than 3.5 inches. If you are using a 1 3/4-inch wide practice golf ball, you would add 3/4 inch so that the nails are spaced 2 1/2 inches apart. You can then draw parallel lines down the board using this spacing and mark where the nails will go.
The nails should be placed so that the disks can't fall straight through any rows without hitting a nail. This can be tricky near the sides of the board, so you must ensure there is less than half of the puck's diameter worth of gap between the wall and the last peg.
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Frequently asked questions
First, you need to decide how large the Plinko board will be and cut your plywood to size.
The placement of the nails depends on the size of the disks you will be using. You need to ensure that the disks can fit through easily and bounce off the nails, adding to the randomness of the board.
Measure the width of your disk and add enough space so that it can fit through easily. This will be the spacing between the nails.
Yes, you will also need wood glue and a hammer or rubber mallet to build your Plinko board.
Once you have hammered all the nails into the board, you can test out your Plinko board by placing the disk flat against the board above the top row of nails and letting it drop.











































